215271308

素因数分解:

$2^2\times 7^2\times {\mathrm{283}}^1\times {\mathrm{3881}}^1$

素因数の和:4182

約数の個数: 36

約数和(自身を含む): 439892712

約数和(自身を除く): 224621404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 283, 566, 1132, 1981, 3881, 3962, 7762, 7924, 13867, 15524, 27167, 27734, 54334, 55468, 108668, 190169, 380338, 760676, 1098323, 2196646, 4393292, 7688261, 15376522, 30753044, 53817827, 107635654, 215271308]

約数ペア:

[(1, 215271308), (2, 107635654), (4, 53817827), (7, 30753044), (14, 15376522), (28, 7688261), (49, 4393292), (98, 2196646), (196, 1098323), (283, 760676), (566, 380338), (1132, 190169), (1981, 108668), (3881, 55468), (3962, 54334), (7762, 27734), (7924, 27167), (13867, 15524)]